OpenTechnical

OT-2026-000095637

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000095637) never changes.

Identity and time

Publication numberOT-2026-000095637 · never reused
Internal UUID01a0ae9f-fac4-771f-8d8e-53433714e8e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095637
StatusPUBLIC

Content hashes

Canonical texteb5e20fec9936446b1ef446b22fbe9005c83b21d3bef8f59dee8baf27da4dcf5
Markdown232b16cebcb66af35c7e0ba057640f8cea56da7a73976fd3cb48e4967a2dea37
PDF
Publication page7d1277113a02dbe6a72a03931def507d3e9deba4f8da0e4bac741049f53512d6
Manifest03308c30032fa46b233a2edf227447a5d3e742453c676d6d873235b0de846701

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureV0XQn3qFrGBOhpekXWKHQojtAjU2vXL/sN1rBOsW2ZKtd3LP6/U6lzXQZDlL0GV8zWj2/jLE5Bt5+COMx01yAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:06.082499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095637
observed 7d1277113a02dbe6a72a03931def507d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.064145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095637/manifest.json
observed 03308c30032fa46b233a2edf227447a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.046096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095637/publication.md
observed 232b16cebcb66af35c7e0ba057640f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:06.026118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095637/publication.txt
observed eb5e20fec9936446b1ef446b22fbe900...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.